Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655770 | Apparatus and method for printing with showerhead groups | Daryl E. Anderson, Mark S. Hickman, Michael J. Barbour | 2003-12-02 |
| 6575548 | System and method for controlling energy characteristics of an inkjet printhead | Graham Ross, John M. Wade | 2003-06-10 |
| 6565177 | System and method for controlling thermal characteristics of an inkjet printhead | — | 2003-05-20 |
| 6476928 | System and method for controlling internal operations of a processor of an inkjet printhead | Michael J. Barbour, Richard I. Klaus | 2002-11-05 |
| 6435668 | Warming device for controlling the temperature of an inkjet printhead | Michael J. Barbour | 2002-08-20 |
| 6386674 | Independent power supplies for color inkjet printers | John M. Wade, Pere Esterri, Clayton L. Holstun, Glenn Thomas Haddick, Jeffery Beck +1 more | 2002-05-14 |
| 6318828 | System and method for controlling firing operations of an inkjet printhead | Michael J. Barbour, Jeffery Beck, Adam L. Ghozeil, Richard I. Klaus | 2001-11-20 |
| 6290333 | Multiple power interconnect arrangement for inkjet printhead | John M. Wade, Glenn Thomas Haddick | 2001-09-18 |
| 6231154 | Thermal ink jet print head and temperature control apparatus and method | — | 2001-05-15 |
| 6183056 | Thermal inkjet printhead and printer energy control apparatus and method | John M. Wade | 2001-02-06 |
| 6154229 | Thermal ink jet print head and printer temperature control apparatus and method | — | 2000-11-28 |
| 5992979 | Thermal inkjet printhead warming circuit | Michael J. Barbour | 1999-11-30 |
| 5835112 | Segmented electrical distribution plane | John Whitlock | 1998-11-10 |
| 5815180 | Thermal inkjet printhead warming circuit | Michael J. Barbour | 1998-09-29 |
| 5736995 | Temperature control of thermal inkjet printheads by using synchronous non-nucleating pulses | Jaime H. Bohorquez, King-Wah W. Yeung | 1998-04-07 |
| 5559402 | Power circuit with energy recovery for driving an electroluminescent device | — | 1996-09-24 |